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KLS to SOU: distance & flight time
Kelso (Southwest Washington Regional Airport) → Southampton (Southampton Airport)
4,882 mi
7,856 km · 4,242 nm
10h 2m
estimated nonstop flight time
+8h
time difference · heading northeast
See live KLS→SOU fares Phone-only fares on this route — call free
Flight time details
4,882 miles nonstop takes roughly 10h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- KLS — Southwest Washington Regional Airport · Kelso, United States
- SOU — Southampton Airport · Southampton, United Kingdom
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near KLS
- PDX · Portland International Airport39 mi away
- CLS · Chehalis Centralia Airport39 mi away
- HIO · Portland Hillsboro Airport40 mi away
- TTD · Portland Troutdale Airport46 mi away
Near SOU
- LGW · London Gatwick Airport52 mi away
- LHR · London Heathrow Airport53 mi away
- QLA · Lasham Airport22 mi away
- BBP · Bembridge Airport22 mi away
Frequently asked questions
How far is KLS from SOU?
The flight distance from Kelso (KLS) to Southampton (SOU) is 4,882 miles (7,856 km, 4,242 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KLS to SOU?
A nonstop flight takes about 10h 2m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Kelso and Southampton?
Southampton is 8 hours ahead of Kelso.
What is the cheapest way to fly from KLS to SOU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KLS–SOU that never appear on search engines, with no booking fees.